HID Kit by Kensun with Xenon Lights, H11, 4300K - 2 Year Warranty Simple installation - Usually in 20 minutes or less (some vehicles may require a professional installation) Ballasts are 100% Water-proof, 100% Dust-proof, 100% Shock-proof Included in kit: 2 premium ballasts, 2 bulbs, Installation instructions, Smart aluminum carry-case Standard kits have a 2-year warranty Produces 2 to 3 times as much light as a halogen bulb